CN204401165U - A kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber - Google Patents
A kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber Download PDFInfo
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- CN204401165U CN204401165U CN201420846736.6U CN201420846736U CN204401165U CN 204401165 U CN204401165 U CN 204401165U CN 201420846736 U CN201420846736 U CN 201420846736U CN 204401165 U CN204401165 U CN 204401165U
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Abstract
The utility model relates to a kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber, it comprises first paragraph drafting unit, second segment drafting unit, be positioned at second segment drafting unit front for placing the tension bracket of first paragraph drafting unit gained silk volume, second segment drafting unit comprises the second drawing roller, one-level or the multistage second hot case set gradually and second winding roller cylinder, second drawing roller comprises second feed roller in the front being arranged on the hot case of the first order second in the hot case of one-level second or multistage second hot case, be arranged on second discharge roller at the rear of the hot case of afterbody second in the hot case of one-level second or multistage second hot case and the second intermediate calender rolls when the second hot case has multistage between adjacent two the second hot casees.Take the utility model device, by tow rolling after a drawing-off terminates, then carry out drawing-off next time, the mechanical performance of fiber can be improved, be convenient to technical process control simultaneously, ensure the stability of production.
Description
Technical field
The utility model relates to a kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber.
Background technology
The advantage such as superhigh molecular weight polyethylene fibers (UHMWPE) has that specific strength is high, resistance to chemical attack, ageing resistace are excellent, low temperature resistant, therefore be widely used in the fields such as shellproof protection, composite sports equipment and ocean engineering, concrete as bulletproof jacket, anti-cutting gloves, explosion-proof clothing, kayak, dugout canoe, bicycle, ship, setline, ocean cable, sail etc.Why ultra-high molecular weight polyethylene has above-mentioned excellent properties, mainly has benefited from the formation of ultra-high molecular weight polyethylene extended-chain configuration.In the production process of superhigh molecular weight polyethylene fibers, the formation of first break draft technique to ultra-high molecular weight polyethylene structure plays vital effect.
The Multi-stage heat case that the first break draft device of traditional ultra-high molecular weight polyethylene precursor fiber mainly comprises drawing roller and sets gradually, wherein drawing roller comprises feed roller, intermediate calender rolls and discharge roller.Take this device, after carrying out a multistage drafting, obtain final superhigh molecular weight polyethylene fibers product.The folded-chain structure of the superhigh molecular weight polyethylene fibers utilizing this device to produce is not transformed into extended-chain configuration substantially and does not at utmost play the mechanical property of fiber.In addition, take this drafting system, because the speed goes of multistage drafting drawing roller is more backward large, technique is difficult to control and implement, and also easily occurs lousiness, disconnected first order issue.
Summary of the invention
Technical problem to be solved in the utility model overcomes the deficiencies in the prior art, provides a kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber of improvement.
For solving above technical problem, the utility model adopts following technical scheme:
A kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber, it comprises first paragraph drafting unit, this first paragraph drafting unit comprises the first drawing roller, the multistage first hot case set gradually and first winding roller cylinder, the first feed roller that the first drawing roller comprises the front being arranged on the hot case of the first order first in multistage first hot case, the first discharge roller being arranged on first intermediate roll between the hot case of adjacent two-stage first, being arranged on the rear of the hot case of afterbody first in multistage first hot case, particularly, described hot gas spring device also comprises second segment drafting unit, be positioned at second segment drafting unit front for placing the tension bracket of first paragraph drafting unit gained silk volume, second segment drafting unit comprises the second drawing roller, one-level or the multistage second hot case set gradually and second winding roller cylinder, second drawing roller comprises second feed roller in the front being arranged on the hot case of the first order second in the hot case of described one-level second or multistage second hot case, be arranged on second discharge roller at the rear of the hot case of afterbody second in the hot case of described one-level second or multistage second hot case and the second intermediate calender rolls when the second hot case has multistage between adjacent two the second hot casees.
Preferably, described first hot case be three grades, level Four or Pyatyi.Wherein be more preferably level Four.
Preferably, the length of the hot case of the first order first in described multistage first hot case is 0.6 ~ 0.9 times of the length of all the other the first hot casees in described multistage first hot case.
Preferably, described second hot case is one-level, secondary or three grades.More preferably, described second hot case is secondary.
According to a concrete aspect of the present utility model, the second hot case is multistage, and the length of the hot case of the first order second in multistage second hot case is 0.6 ~ 0.9 times of the length of all the other the second hot casees in multistage second hot case.
Preferably, described first feed roller, first intermediate roll, the first discharge roller, the second feed roller, the second intermediate calender rolls, the second discharge roller are respectively the roller group be made up of multiple roller.
Further, described hot gas spring device can also comprise the 3rd section of drafting unit, be positioned at the 3rd section of drafting unit front for placing the tension bracket of second segment drafting unit gained silk volume, 3rd section of drafting unit comprises the 3rd drawing roller, one-level or the hot case of secondary the 3rd set gradually and the 3rd winding roller, 3rd drawing roller comprises the 3rd feed roller in the front being arranged on the hot case of previous stage the 3rd in the hot case of described one-level the 3rd or the hot case of secondary the 3rd, be arranged on the 3rd discharge roller at the rear of the hot case of rear stage the 3rd in the hot case of described one-level the 3rd or the hot case of secondary the 3rd and have at the 3rd hot case the 3rd intermediate calender rolls be positioned at during secondary therebetween.
Preferably, the 3rd described hot case is one-level.
Preferably, described 3rd feed roller, the 3rd discharge roller, the 3rd intermediate calender rolls are respectively the roller group be made up of multiple roller.
According to a concrete and preferred aspect of the present utility model, the first hot case is level Four, and the second hot case is secondary, and the 3rd hot case is one-level.
Due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:
The utility model drafting system comprises multistage drafting unit, every section of drafting unit all contains winding roller, when taking this device, by tow rolling after a drawing-off terminates, and then carry out drawing-off next time, be convenient to the control of technical process and ensure the stability of production.In addition, take repeatedly drawing-off, when other draw conditions are identical, the folded-chain structure in superhigh molecular weight polyethylene fibers can be made to be transformed into extended-chain configuration substantially, thus improve the mechanical performance of superhigh molecular weight polyethylene fibers, and reduce lousiness, broken end in producing, improve the quality of products.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and concrete embodiment, the utility model is described in more detail:
Fig. 1 is the schematic diagram of the hot gas spring device of the ultra-high molecular weight polyethylene precursor fiber of embodiment 1;
Fig. 2 is the schematic diagram of the hot gas spring device of the ultra-high molecular weight polyethylene precursor fiber of embodiment 2;
Wherein: 10, the first feed roller; 11, first intermediate roll; 12, the first discharge roller; 13, first winding roller cylinder; 2, the first hot case; 30, the second feed roller; 31, the second intermediate calender rolls; 32, the second discharge roller; 33, second winding roller cylinder; 4, the second hot case; 50, the 3rd feed roller; 51, the 3rd discharge roller; 52, the 3rd winding roller; 6, the 3rd hot case; 7, tension bracket.
Detailed description of the invention
Be described in detail to the technical scheme in the utility model embodiment below, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
Embodiment 1
See Fig. 1, the tension bracket 7 that the hot gas spring device of the ultra-high molecular weight polyethylene precursor fiber that this example provides comprises the first drafting unit, the second drafting unit and is arranged on therebetween.
First drafting unit comprises the first drawing roller, the hot case 2 of level Four first set gradually and first winding roller cylinder 13.First drawing roller comprise be arranged on the first order first hot case 2 front the first feed roller 10, be arranged on three groups of first intermediate rolls 11 between the hot case of adjacent secondary first 2 and be arranged on first discharge roller 12 at afterbody first hot case 2 rear.
Second drafting unit comprises the second drawing roller, the hot case 4 of secondary second set gradually and second winding roller cylinder 33.Second drawing roller comprises the second feed roller 30 at the first order second hot case 4 front, tension bracket 7 rear, be arranged on two group of second intermediate calender rolls 31 between the hot case of adjacent secondary second 4 and be arranged on second discharge roller 32 at afterbody second hot case 4 rear.
Above-mentioned first feed roller 10, first intermediate roll 11, first discharge roller 12, second feed roller 30, second intermediate calender rolls 31, second discharge roller 32 are respectively the roller group be made up of multiple roller.
When adopting this device to carry out the drawing-off of dry freeze collodion silk, dry freeze collodion silk is made first under the traction of the first drawing roller, to carry out drawing-off by the hot case 2 of level Four first, then by first winding roller cylinder 13 rolling, silk after rolling is provided on tension bracket 7, under traction again by the second drawing roller, carry out drawing-off by the hot case 4 of secondary second, finally by second winding roller cylinder 33 rolling, namely complete drawing-off.
When other conditions are identical, after taking this device of the utility model to carry out drawing-off, gained fiber is compared with gained fiber after the drawing-off adopting conventional apparatus, can improve intensity more than 5%, modulus more than 5%.
Embodiment 2
See Fig. 2, the tension bracket 7 that the hot gas spring device of the ultra-high molecular weight polyethylene precursor fiber that this example provides comprises the first drafting unit, the second drafting unit, the 3rd drafting unit and is separately positioned between the first drafting unit, the second drafting unit and between the second drafting unit and the 3rd drafting unit.
First drafting unit comprises the first drawing roller, the hot case 2 of level Four first set gradually and first winding roller cylinder 13.First drawing roller comprise be arranged on the first order first hot case 2 front the first feed roller 10, be arranged on three groups of first intermediate rolls 11 between the hot case of adjacent secondary first 2 and be arranged on first discharge roller 12 at afterbody first hot case 2 rear.
Second drafting unit comprises the second drawing roller, the hot case 4 of secondary second set gradually and second winding roller cylinder 33.Second drawing roller comprises the second feed roller 30 at the first order second hot case 4 front, tension bracket 7 rear, be arranged on two group of second intermediate calender rolls 31 between the hot case of adjacent secondary second 4 and be arranged on second discharge roller 32 at afterbody second hot case 4 rear.
3rd drafting unit comprises the 3rd drawing roller, the hot case 6 of one-level the 3rd and the 3rd winding roller 52.3rd drawing roller comprise be positioned at the 3rd hot case 6 front, tension bracket 7 rear the 3rd feed roller 50, be arranged on the 3rd discharge roller 51 at the 3rd hot case 6 rear.
Above-mentioned first feed roller 10, first intermediate roll 11, first discharge roller 12, second feed roller 30, second intermediate calender rolls 31, second discharge roller 32, the 3rd feed roller 50, the 3rd discharge roller 51 are respectively the roller group be made up of multiple roller.
When adopting this device to carry out the drawing-off of dry freeze collodion silk, dry freeze collodion silk is made first under the traction of the first drawing roller, to carry out drawing-off by the hot case 2 of level Four first, then by first winding roller cylinder 13 rolling, silk after rolling is provided on tension bracket 7, under traction again by the second drawing roller, drawing-off is carried out by the hot case 4 of secondary second, then by second winding roller cylinder 33 rolling, after rolling four is provided on another tension bracket, under traction again by the 3rd drawing roller, carry out drawing-off by the hot case 6 of one-level the 3rd, finally by the 3rd rolling roller 52 rolling, namely complete drawing-off.
When other conditions are identical, after taking this device of the utility model to carry out drawing-off, gained fiber is compared with gained fiber after the drawing-off adopting conventional apparatus, can improve intensity more than 10%, modulus more than 20%.
Claims (10)
1. the hot gas spring device of a ultra-high molecular weight polyethylene precursor fiber, it comprises first paragraph drafting unit, described first paragraph drafting unit comprises the first drawing roller, the multistage first hot case set gradually and first winding roller cylinder, the first feed roller that described first drawing roller comprises the front being arranged on the hot case of the first order first in described multistage first hot case, the first discharge roller being arranged on first intermediate roll described in adjacent two-stage between the first hot case, being arranged on the rear of the hot case of afterbody first in described multistage first hot case, it is characterized in that: described hot gas spring device also comprises second segment drafting unit, be positioned at second segment drafting unit front for placing the tension bracket of described first paragraph drafting unit gained silk volume, described second segment drafting unit comprises the second drawing roller, one-level or the multistage second hot case set gradually and second winding roller cylinder, described second drawing roller comprises second feed roller in the front being arranged on the hot case of the first order second in the hot case of described one-level second or multistage second hot case, be arranged on second discharge roller at the rear of the hot case of afterbody second in the hot case of described one-level second or multistage second hot case and the second intermediate calender rolls when described second hot case has multistage between adjacent two the second hot casees.
2. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 1, is characterized in that: described first hot case is three grades, level Four or Pyatyi.
3. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 1, is characterized in that: the length of the hot case of the first order first in described multistage first hot case is 0.6 ~ 0.9 times of the length of all the other the first hot casees in described multistage first hot case.
4. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 1, is characterized in that: described second hot case is one-level, secondary or three grades.
5. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 1, it is characterized in that: described second hot case is multistage, and the length of the hot case of the first order second in described multistage second hot case is 0.6 ~ 0.9 times of the length of all the other the second hot casees in described multistage second hot case.
6. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 1, is characterized in that: described first feed roller, first intermediate roll, the first discharge roller, the second feed roller, the second intermediate calender rolls, the second discharge roller are respectively the roller group be made up of multiple roller.
7. the hot gas spring device of the ultra-high molecular weight polyethylene precursor fiber any one of claim 1 to 6 described in claim, it is characterized in that: described hot gas spring device also comprises the 3rd section of drafting unit, be positioned at the 3rd section of drafting unit front for placing the tension bracket of described second segment drafting unit gained silk volume, described 3rd section of drafting unit comprises the 3rd drawing roller, one-level or the hot case of secondary the 3rd set gradually and the 3rd winding roller, described 3rd drawing roller comprises the 3rd feed roller in the front being arranged on the hot case of previous stage the 3rd in the hot case of described one-level the 3rd or the hot case of secondary the 3rd, be arranged on the 3rd discharge roller at the rear of the hot case of rear stage the 3rd in the hot case of described one-level the 3rd or the hot case of secondary the 3rd and have at described 3rd hot case the 3rd intermediate calender rolls be positioned at during secondary therebetween.
8. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 7, is characterized in that: the 3rd described hot case is one-level.
9. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 7, is characterized in that: described 3rd feed roller, the 3rd discharge roller, the 3rd intermediate calender rolls are respectively the roller group be made up of multiple roller.
10. the hot gas spring device of ultra-high molecular weight polyethylene precursor fiber according to claim 7, is characterized in that: described first hot case is level Four, and described second hot case is secondary, and described 3rd hot case is one-level.
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| CN201420846736.6U CN204401165U (en) | 2014-12-26 | 2014-12-26 | A kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber |
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| CN201420846736.6U CN204401165U (en) | 2014-12-26 | 2014-12-26 | A kind of hot gas spring device of ultra-high molecular weight polyethylene precursor fiber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114262946A (en) * | 2021-12-14 | 2022-04-01 | 哈工大泰州创新科技研究院有限公司 | Drafting method for producing ultra-high molecular weight polyethylene fibers |
| CN114318561A (en) * | 2021-12-14 | 2022-04-12 | 哈工大泰州创新科技研究院有限公司 | Continuous drafting device for producing ultra-high molecular weight polyethylene fibers |
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2014
- 2014-12-26 CN CN201420846736.6U patent/CN204401165U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114262946A (en) * | 2021-12-14 | 2022-04-01 | 哈工大泰州创新科技研究院有限公司 | Drafting method for producing ultra-high molecular weight polyethylene fibers |
| CN114318561A (en) * | 2021-12-14 | 2022-04-12 | 哈工大泰州创新科技研究院有限公司 | Continuous drafting device for producing ultra-high molecular weight polyethylene fibers |
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